Apparatus for aerating water

Details Apparatus for aerating water Apparatus for aerating water

1991-06-19

1992-10-27

Miles, Tim

Gas and liquid contact apparatus

Contact devices

Liquid tank

B01F 304

Patent

active

051587157

ABSTRACT:
An apparatus for aerating water, including a rigid, at least essentially planar support element upon which is disposed a sheet of elastomeric material that is provided with fine slits for the discharge of air. The support element has one or more connectors for supplying air between the support element and the sheet. The rim portion of the sheet is connected in an airtight manner to the support element. Provided at various locations inwardly of the rim portion of the sheet are one or more holding mechanisms for limiting or preventing a lifting of the sheet from the support element. This holding mechanism is in the form of a projection that is disposed on the underside of the sheet and is connected to the support element in an interlocking and/or frictional manner.

REFERENCES:
patent: 1792286 (1931-02-01), Curry et al.
patent: 4269797 (1981-05-01), Mikiya et al.
patent: 4488508 (1984-12-01), Heideman
patent: 4495114 (1985-01-01), Strauss
patent: 4624781 (1986-11-01), Messner
patent: 4734191 (1988-03-01), Schussler
patent: 5000884 (1991-03-01), Bassfeld
patent: 5015421 (1991-05-01), Messner

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